In the brain of the ant species Harpegnathos saltator, the switch from worker ant to gamergate is regulated by the steroid hormones JH3 and 20E, which induce expression of Kr-h1, a transcription factor that regulates caste-specific gene expression via transcriptional repression.

中文翻译：

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身份开关

在蚂蚁物种 Harpegnathos saltator 的大脑中，从工蚁到游戏门的转换受到类固醇激素 JH3 和 20E 的调节，它们诱导 Kr-h1 的表达，Kr-h1 是一种通过转录抑制调节种姓特异性基因表达的转录因子。